tty: Make tty_paranoia_check() file scope
authorPeter Hurley <peter@hurleysoftware.com>
Sun, 8 Nov 2015 18:01:09 +0000 (13:01 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 14 Dec 2015 03:59:48 +0000 (19:59 -0800)
tty_paranoia_check() is only used within drivers/tty/tty_io.c;
remove extern declaration in header and limit symbol to file scope.

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/tty_io.c
include/linux/tty.h

index bcc8e1e..adc0229 100644 (file)
@@ -256,7 +256,7 @@ const char *tty_name(const struct tty_struct *tty)
 
 EXPORT_SYMBOL(tty_name);
 
-int tty_paranoia_check(struct tty_struct *tty, struct inode *inode,
+static int tty_paranoia_check(struct tty_struct *tty, struct inode *inode,
                              const char *routine)
 {
 #ifdef TTY_PARANOIA_CHECK
index 3695c88..0532465 100644 (file)
@@ -419,8 +419,6 @@ static inline struct tty_struct *tty_kref_get(struct tty_struct *tty)
        return tty;
 }
 
-extern int tty_paranoia_check(struct tty_struct *tty, struct inode *inode,
-                             const char *routine);
 extern const char *tty_name(const struct tty_struct *tty);
 extern void tty_wait_until_sent(struct tty_struct *tty, long timeout);
 extern int __tty_check_change(struct tty_struct *tty, int sig);